package lab02.Test27;

import java.util.InputMismatchException;
import java.util.Scanner;

/**
 * Created by 李晓容 on 2017/11/2.
 */
public class Test {
    public static void main(String[] args) {
        int a=0;
        //从键盘输入整数
        Scanner scanner=new Scanner(System.in);
        System.out.println("please input an int:");
        try{
            a=scanner.nextInt();

        }catch (InputMismatchException e){
            System.out.println("类型不匹配！！");
        }
        finally {
            System.out.println("a="+a);
        }

    }
}
/**
 * 1.那些代码可能会会出错   try{}
 * 2.会出什么错             catch（）{}
 * 3.出错了如何处理         finally{}
 */